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| Number | Title | Issue Date |
| 8171951 | Valve with an AND-function A valve (1) with a AND gate function has a valve member (2) cooperating with moving passage members (23a and 23b) in a valve housing (3) in order to control connections between one outlet (A) and two inlets (E1... | 05/08/2012 |
| 8161994 | Multiple phase transfer valve for liquid hydrogen tank A product comprising a phase transfer valve, and wherein said phase transfer valve comprises an actuating valve housing having a housing interior; a liquid hydrogen inlet, a gaseous hydrogen inlet and a hydrogen outlet provided in said valve housing; an actuating va... | 04/24/2012 |
| 8132588 | Valve A valve for use between a first fluid side and a second fluid side is disclosed herein. The valve comprises a pair of subassemblies, each one slidable between a closed position and an open position. Each subassembly comprises a first component comprising a first com... | 03/13/2012 |
| 8127786 | Proportional selector valve for selecting between two pressure sources A selector valve selects between the supply of a primary pressure supply and a secondary pressure supply to a downstream use. The selector valve moves between a first position at which it supplies fluid from a primary line to the use, and a second position at which ... | 03/06/2012 |
| 8113226 | Valve assemblies and related systems and methods Check valve assemblies and related methods are described. A valve assembly comprises a housing having at least a first inlet passage and an outlet passage. A flow channel is disposed within the housing, with at least a portion thereof extending inward from the first... | 02/14/2012 |
| 7905246 | Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov... | 03/15/2011 |
| 7617837 | Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov... | 11/17/2009 |
| 7475701 | Valve systems and injector system including such valve systems A valve system for use in a system including a first source of a first pressurized fluid and a second source of a second pressurized fluid includes a valve housing including a first inlet port adapted to be placed in fluid connection with the first source, a second ... | 01/13/2009 |
| 7416903 | Wavy interface mixer The present invention provides methods and apparatus for mixing samples in-line in a microfluidic system, comprising methods of and means for introducing a first fluid sample into a flow-tube at a first end at a first velocity via a first conduit; methods of and mea... | 08/26/2008 |
| 7389788 | Low pressure measurement devices in high pressure environments The present invention presents various novel approaches to solving the problems inherent in measuring biological pressures in high pressure systems. Thus, to protect a pressure transducer exposed to fluid flows at higher pressures than its overpressure rating, a nov... | 06/24/2008 |
| 7357792 | Positive push medical valve with internal seal A medical valve having an open mode to permit fluid flow and a closed mode to prevent fluid flow has a body and a valving element within the interior of the body. The body also has a valving element within its interior, and a proximal port and a distal port. The val... | 04/15/2008 |
| 7328718 | Automatic changeover regulator A pressure regulator (10) includes a changeover regulator (12) with plural inlets (16, 18). Inside the regulator, each inlet has a closure member (62) connected to a diaphragm (100) for control of the closure members (62) in... | 02/12/2008 |
| 7311089 | High flow, low vacuum carbon canister purge valve A technique is provided for purging an adsorption canister in a fuel tank vent system. The technique provides a relatively high purge flow under conditions wherein the intake manifold vacuum is relatively low. A sonic nozzle is placed in the purge line between the e... | 12/25/2007 |
| 7302960 | Momentary high pressure valve A valve (10) comprises a housing (12) with a valve element (14) which normally fluidicly couples a low pressure operating device, such as a transducer (30) and tubing (34) to be coupled to a patient (36) along a first flow p... | 12/04/2007 |
| 7291565 | Method and system for treating a substrate with a high pressure fluid using fluorosilicic acid A method and system is described for treating a substrate with a high pressure fluid, such as carbon dioxide in a supercritical state. A process chemistry is introduced to the high pressure fluid for treating the substrate surface. The process chemistry comprises fl... | 11/06/2007 |
| 7273098 | Method for controlling oil and gas well production from multiple wells A method for producing oil or gas from multiple wells, the wells including at least a first well and a second well, with each well using an artificial lift system that includes a plunger associated with a motor valve off time, and first and second identical connecti... | 09/25/2007 |
| 7255178 | Drillable bridge plug A method and apparatus for use in a subterranean well is described. The apparatus typically includes a mandrel and a packing element. The mandrel may have an outer surface and a non-circular cross-section and a the packing element may be arranged about the mandrel, ... | 08/14/2007 |
| 7243671 | Chatter resistant shuttle valve A chatter resistant shuttle valve is provided to direct fluid flow from at least two sources of pressurized fluid to a downstream apparatus. The shuttle valve includes a valve body with a shuttle valve member movably mounted inside. A dampening chamber is provided w... | 07/17/2007 |
| 7216671 | Microfabricated elastomeric valve and pump systems A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending along a bottom surface of the fir... | 05/15/2007 |
| 7213275 | Float operated hydraulic suction fuse for swimming pools A hydraulic suction fuse is mounted in a conventional debris collection trap of a swimming pool, spa or the like, to significantly reduce or eliminate any suction force on the bottom or side wall mounted drain of the swimming pool, spa or the like, as a result of th... | 05/08/2007 |
| 7201184 | Pressure protection valve A valve is provided having a housing with an inlet and an outlet. Within the confines of the housing is a fluid flow path that allows for fluid communication between the inlet and the outlet. The valve includes a valve element that is movable to and from a position ... | 04/10/2007 |
| 7201179 | Modular fluid supply system A modular fluid supply system for use with a liquid supply source includes a plurality of container packs, a fluid delivery line in fluid communication with the containers of the packs, and a controller. Each container pack includes at least one container that conta... | 04/10/2007 |
| 7191603 | Gaseous fluid production apparatus and method Gaseous fluid production apparatus according to one embodiment of the invention includes a fluid container containing fluid in substantially the liquid state. A first fluid line is connected to the fluid container so that it receives from the fluid container a first... | 03/20/2007 |
| 7178179 | Anti-entrapment drain A drain for swimming pools, spas, whirlpool baths, etc., includes a plurality of first orifices in communication with corresponding serpentine passageways to minimize hair or a body part from covering and entering the first orifices to a degree sufficient to entrap ... | 02/20/2007 |
| 7165571 | Dual pneumatic quick-disconnect coupler adapter A dual pneumatic quick-disconnect coupler preferably includes a valve body, a sealing ball and two pipe tap sleeves. The valve body includes a ball cavity that retains the sealing ball. A pipe tap nipple extends from one side of the ball cavity and two threaded hole... | 01/23/2007 |
| 7165569 | Safety shut-off device The invention relates to a safety shut-off device for sections of fluid circuits, which in case of damage or the like, have to shut off from each other on safety considerations. The safety shut-off device includes two chambers with connections for the sections to be... | 01/23/2007 |
| 7159605 | Chatter resistant shuttle valve A chatter resistant shuttle valve is provided to direct fluid flow from at least two sources of pressurized fluid to a downstream apparatus. The shuttle valve includes a valve body with a shuttle valve member movably mounted inside. A dampening chamber is provided w... | 01/09/2007 |
| 7150288 | Control valve apparatus A control for parallel hybrid transmission has a valve mechanism, which is operable to supply fluid pressure to a torque-transmitting mechanism with or without the operation of the vehicle engine. The valve mechanism is responsive to an electrically driven pump to s... | 12/19/2006 |
| 7145467 | Medical gas alarm system A medical gas alarm system for use in a healthcare facility having a medical gas system and having a network of computer devices is provided. The alarm system includes at least one area alarm controller adapted to receive a first signal indicative of a condition of ... | 12/05/2006 |
| 7128688 | Hydraulic control for automatic transmission A hydraulic control system for an automatic transmission includes a lubrication passage for feeding lubricating oil to a wet clutch and lubrication points of the transmission, first and second passages with a large-diameter orifice and a small-diameter orifice, resp... | 10/31/2006 |
| 7121266 | Fuel pump cutoff shuttle valve A fuel pump cutoff shuttle valve is located between a multiple fuel pump arrangement. The valve has a first tubular member with a hollow, biased sliding member inside that moves according to the fuel pressures of the pumps. The fuel that flows through the valve memb... | 10/17/2006 |
| 7100890 | Swabbable luer-activated valve A normally closed valve that may be opened upon insertion of a nozzle permits two-way flow when opened by a luer-taper nozzle. The valve also is able to resist large back pressures. The valve includes a substantially rigid housing that defines a passageway having an... | 09/05/2006 |
| 7089606 | Manually resettable hydraulic suction fuse for swimming pools A hydraulic suction fuse is mounted in a conventional debris collection trap of a swimming pool, spa or the like, to significantly reduce or eliminate any suction force on the bottom or side wall mounted drain of the swimming pool, spa or the like, as a result of th... | 08/15/2006 |
| 7089607 | Pool drain assembly with annular inlet The swimming pool floor or spa floor drain assembly of the present invention includes a drain body having a mouth positionable in proximity to the pool wall to serve as a fluid flow inlet, a spaced apart fluid flow outlet positionable below the mouth and a sidewall ... | 08/15/2006 |
| 7066197 | Supplying water to a reticulation system from different sources A water supply system for supplying water to a building including a water tank (13) for collecting water from the roof (10) and gutters (12) of the building (11); a water level sensor means (21) for sensing the level of water in th... | 06/27/2006 |
| 7055189 | Hydraulic suction fuse for swimming pools A hydraulic suction fuse is mounted in a conventional debris collection trap of a swimming pool, spa or the like, to significantly reduce or eliminate any suction force on the bottom or side wall mounted drain of the swimming pool, spa or the like, as a result of th... | 06/06/2006 |
| 7051995 | Device for generating a reciprocating movement, valve arrangement therefore and pheumatic tool A pressure-fluid driven device for generating a reciprocating movement includes a first (5) and a second relatively movable part (3), wherein a working chamber (7) is intended to be alternatively pressurised and depressurised so as to drive the ... | 05/30/2006 |
| 7048000 | Pressure reducing valve A pressure reducing valve includes a housing having a passage therein, a valve body disposed within the passage, and a piston slideably disposed within the passage. The valve body includes a wall arranged transverse to the passage and dividing the passage into an in... | 05/23/2006 |
| 7044662 | Developing photoresist with supercritical fluid and developer An apparatus for developing a polymeric film without the need for a water rinse step is disclosed. An object having a surface supporting a polymeric film is placed onto a support region within a pressure chamber of the apparatus. A fluid and developer is introduced ... | 05/16/2006 |
| 7032606 | Manifold system and method for compressed medical gases A manifold system is provided herein. The manifold is operative to automatically switch between an In-Use supply of compressed gas to a Reserve supply of compressed gas. The manifold system is constructed so that after it has been installed, it may be converted for ... | 04/25/2006 |
